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using the ratio of red:blue=5:6 to make a mixture with 33 cups of blue paint. how many cups of red paint is used?

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if the ratio is 5:6 the we know that the sum of them is:


5+6=11

and we also know that:


11\cdot3=33

so we have to multiply the ratio by 3 so:


15\colon18

this means that we need 15 cups of red paint

User Elon
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